| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 16336 | 
                                    
                                    35%
                                 | 
| 2 | NO | 5149 | 
                                    
                                    11%
                                 | 
| 9 | NO RESPONSE | 20 | 
                                    
                                    0%
                                 | 
| Sysmiss | 25224 | 
                                    
                                    54%
                                 |